<script lang="ts" setup>
import { getMemberAddressByIdApi, postMemberAddressApi, putMemberAddressByIdApi } from '@/services/address';
import { onLoad } from '@dcloudio/uni-app';
import { ref } from 'vue'
// 表单数据
const form = ref({
  receiver: '', // 收货人
  contact: '', // 联系方式
  fullLocation: '', // 省市区(前端展示)
  provinceCode: '', // 省份编码(后端参数)
  cityCode: '', // 城市编码(后端参数)
  countyCode: '', // 区/县编码(后端参数)
  address: '', // 详细地址
  isDefault: 0, // 默认地址，1为是，0为否
})
// 获取页面参数
const query = defineProps<{
  id?: string
}>()

// console.log(query.id)

// 获取收货地址详情数据
const getMemberAddressByIdData = async () => {
  // 有 id 才调用接口
  if (query.id) {
    // 发送请求
    const res = await getMemberAddressByIdApi(query.id)
    // 把数据合并到表单中
    Object.assign(form.value, res.result)
  }
}

// 页面加载
onLoad(() => {
  getMemberAddressByIdData()
})

// 动态设置标题
uni.setNavigationBarTitle({ title: query.id ? '修改地址' : '新建地址' })

// 收集所在地区
const onRegionChange: UniHelper.RegionPickerOnChange = (e) => {
  // 省市区(前端展示)
  form.value.fullLocation = e.detail.value.join('')
  // 省市区(后端参数)
  const [provinceCode, cityCode, countyCode] = e.detail.code!
  // form.value.provinceCode = provinceCode
  // 合并数据
  Object.assign(form.value, { provinceCode, cityCode, countyCode })
}
// 收集是否默认收货地址
const onSwitchChange: UniHelper.SwitchOnChange = (e) => {
  form.value.isDefault = e.detail.value ? 1 : 0
}

// 定义校验规则
const rules: UniHelper.UniFormsRules = {
  receiver: {
    rules: [{ required: true, errorMessage: '请输入收货人姓名' }],
  },
  contact: {
    rules: [
      { required: true, errorMessage: '请输入联系方式' },
      { pattern: /^1[3-9]\d{9}$/, errorMessage: '手机号格式不正确' },
    ],
  },
  fullLocation: {
    rules: [{ required: true, errorMessage: '请选择所在地区' }],
  },
  address: {
    rules: [{ required: true, errorMessage: '请选择详细地址' }],
  },
}

// 获取表单组件实例，用于调用表单方法
const formRef = ref<UniHelper.UniFormsInstance>()

// 提交表单
const onSubmit = async () => {
  try {
    // 表单校验
    await formRef.value?.validate?.()
    // 校验通过后再发送请求
    // 判断当前页面是否有地址 id
    if (query.id) {
      // 修改地址请求
      await putMemberAddressByIdApi(query.id, form.value)
    } else {
      // 新建地址请求
      await postMemberAddressApi(form.value)
    }
    // 成功提示
    uni.showToast({ icon: 'success', title: query.id ? '修改成功' : '添加成功' })
    // 返回上一页
    setTimeout(() => {
      uni.navigateBack()
    }, 400)
  } catch (error) {
    uni.showToast({ icon: 'error', title: '请填写完整信息' })
  }
}
// #ifdef H5 || APP-PLUS
const onCityChange: UniHelper.UniDataPickerOnChange = (ev) => {
  // 省市区
  const [province, city, county] = ev.detail.value
  // 收集后端所需的 code 数据
  Object.assign(form.value, {
    provinceCode: province.value,
    cityCode: city.value,
    countyCode: county.value,
  })
}
// #endif

</script>

<template>
  <view class="viewport">

    <view class="content">
      <uni-forms :rules="rules" :model="form" ref="formRef">
        <!-- 表单内容 -->
        <uni-forms-item name="receiver" class="form-item receiver">
          <text class="label">收货人</text>
          <input class="input" placeholder="请填写收货人姓名" v-model="form.receiver" />
        </uni-forms-item>
        <uni-forms-item name="contact" class="form-item">
          <text class="label">手机号码</text>
          <input class="input" :maxlength="11" placeholder="请填写收货人手机号码" v-model="form.contact" />
        </uni-forms-item>
        <uni-forms-item name="countyCode" class="form-item">
          <text class="label">所在地区</text>
          <!-- #ifdef MP-WEIXIN -->
          <picker class="picker" mode="region" :value="form.fullLocation.split(' ')" @change="onRegionChange">
            <view v-if="form.fullLocation">{{ form.fullLocation }}</view>
            <view v-else class="placeholder">请选择省/市/区(县)</view>
          </picker>
          <!-- #endif -->

          <!-- #ifdef H5 || APP-PLUS -->
          <uni-data-picker placeholder="请选择地址" popup-title="请选择城市" collection="opendb-city-china"
            field="code as value, name as text" orderby="value asc" :step-searh="true" self-field="code"
            parent-field="parent_code" @change="onCityChange" :clear-icon="false" v-model="form.countyCode" />
          <!-- #endif -->

        </uni-forms-item>
        <uni-forms-item name="address" class="form-item">
          <text class="label">详细地址</text>
          <input class="input" placeholder="街道、楼牌号等信息" v-model="form.address" />
        </uni-forms-item>
        <view class="form-item">
          <label class="label">设为默认地址</label>
          <switch class="switch" color="#27ba9b" :checked="form.isDefault === 1" @change="onSwitchChange" />
        </view>
      </uni-forms>
    </view>
    <!-- 提交按钮 -->
    <button @tap="onSubmit" class="button">保存并使用</button>
  </view>
</template>



<style lang="scss" scoped>
// 深度选择器修改 uni-data-picker 组件样式
:deep(.selected-area) {
  flex: 0 1 auto;
  height: auto;
}


page {
  height: 100vh;
  background-color: #f4f4f4;
}

.viewport {
  height: 100vh;
  background-color: #f4f4f4;
  overflow: hidden;
}



.content {
  margin: 20rpx 20rpx 0;
  padding: 20rpx 20rpx;
  border-radius: 10rpx;
  background-color: #fff;



  .form-item,
  .uni-forms-item {
    display: flex;
    align-items: center;
    min-height: 96rpx;
    padding: 25rpx 10rpx;
    background-color: #fff;
    font-size: 28rpx;
    border-bottom: 1rpx solid #ddd;
    position: relative;
    margin-bottom: 0;



    // 调整 uni-forms 样式
    .uni-forms-item__content {
      display: flex;
    }

    .uni-forms-item__error {
      margin-left: 200rpx;
    }

    &:last-child {
      border: none;
    }

    .label {
      width: 200rpx;
      color: #333;
    }

    .input {
      flex: 1;
      display: block;
      height: 46rpx;
    }

    .switch {
      position: absolute;
      right: -20rpx;
      transform: scale(0.8);
    }

    .picker {
      flex: 1;
    }

    .placeholder {
      color: #808080;
    }
  }
}

.button {
  height: 80rpx;
  margin: 30rpx 20rpx;
  color: #fff;
  border-radius: 80rpx;
  font-size: 30rpx;
  background-color: #27ba9b;
}
</style>